<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
		<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
	</head>
	<body>
		<div class="container">
			<div class="cow">
				<div class="col-12">
					<button type="button" class="btn btn-primary">按钮</button>
					<button type="button" class="btn btn-info">按钮</button>
					<button type="button" class="btn btn-danger">按钮</button>
					<button type="button" class="btn btn-warning">按钮</button>
					<button type="button" class="btn btn-success">按钮</button>
					<button type="button" class="btn btn-light">按钮</button>
					<button type="button" class="btn btn-link">按钮</button>
					<button type="button" class="btn btn-dark">按钮</button>
				</div>
			</div>
			<div class="row">
				<div class="col-12">
					<button type="button" class="btn btn-outline-danger btn-lg">按钮</button>
					<button type="button" class="btn btn-outline-warning btn-md">按钮</button>
					<button type="button" class="btn btn-outline-warning">按钮</button>
					<button type="button" class="btn btn-outline-info btn-sm">按钮</button>
				</div>
			</div>
			<div class="row">
				<div class="col-12">
					<button type="button" class="btn btn-primary">按钮</button>
					<button type="button" class="btn btn-primary active" >激活按钮</button>
					<button type="button" class="btn btn-primary disabled">禁用按钮</button>
				</div>
			</div>
			<div>
				<h3>那些标签可以用作按钮</h3>
			</div>
			<div class="row">
				<div>
					<a href="#" class="btn btn-primary">a标签做按钮</a>
					<button type="button" class="btn btn-danger">Button做按钮</button>
					<input type="submit" class="btn btn-danger" value="注册会员">
				</div>
			</div>
		</div>
	</body>
</html>
